When the planetarium is closed and the field trip is ruined, Ms. Frizzle saves the day! The Magic School Bus blasts off into outer space to explore the solar system ... and Arnold’s unpleasant cousin, Janet, who constantly raves about herself, has joined them. Ms. Frizzle gets stranded in an asteroid belt, and her class must travel through the planets and beyond to rescue her—with Janet’s astute assistance. Hop on the Magic School Bus for a ride in this new musical adaptation of one of the first ten original books in the series published by Scholastic.